<template>

<div class="app-container">

  <el-form label-width="120px">

    <el-form-item label="信息描述">

      <el-tag type="info">excel模版说明</el-tag>

      <el-tag>

        <i class="el-icon-download"/>

        <a :href="'/static/1.xlsx'">点击下载模版</a>

      </el-tag>


    </el-form-item>


    <el-form-item label="选择Excel">

      <el-upload

        ref="upload"

        :auto-upload="false"

        :on-success="fileUploadSuccess"

        :on-error="fileUploadError"

        :disabled="importBtnDisabled"

        :limit="1"

        :action="BASE_API+'/eduservice/subject/addSubject'"

        name="file"

        accept="application/vnd.ms-excel">

        <el-button slot="trigger" size="small" type="primary">选取文件</el-button>

        <el-button

          :loading="loading"

          style="margin-left: 10px;"

          size="small"

          type="success"

          @click="submitUpload">上传到服务器</el-button>

      </el-upload>

    </el-form-item>

  </el-form>

</div>

</template>
<script>
export default {
    data(){
        return{
            BASE_API: process.env.BASE_API, // 接口API地址

            //OSS_PATH: process.env.OSS_PATH, // 阿里云OSS地址

            //fileUploadBtnText: '上传到服务器', // 按钮文字

            importBtnDisabled: false, // 按钮是否禁用,

            loading: false
        }
    },
    created(){

    },
    methods:{
        submitUpload(){
            this.importBtnDisabled = true
            this.loading = true
            this.$refs.upload.submit()
        },
        fileUploadSuccess(){
            
            this.loading = false

            this.$message({

                type: 'success',

                message: '添加课程分类成功'
            })
            this.$router.push({path: '/subject/list'})
        },
        fileUploadError(){
            this.loading = false

            this.$message({

                type: 'error',

                message: '添加课程分类成功'
            })
        }
    }
}
</script>